Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Me diga a soma de cap/hor para cadeira dupla e vertical menor que 479.
 ###Tabelas: CREATE TABLE best_100_chinese_motion_pictures (best_100_chinese_motion_pictures_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Title VARCHAR, Year INT, Region VARCHAR, Director(s) VARCHAR) CREATE TABLE lifts (lifts_id AUTO_INCREMENT PRIMARY KEY, Lift Name VARCHAR, Type VARCHAR, Length INT, Vertical INT, Cap./Hour INT) CREATE TABLE faculty_and_staff (faculty_and_staff_id AUTO_INCREMENT PRIMARY KEY, Data VARCHAR, Headcount INT, Percent of total VARCHAR, Less than $25,000 VARCHAR, $25,000 to $40,000 VARCHAR, $40,000 to $50,000 VARCHAR, $50,000 to $60,000 VARCHAR, $60,000 to $70,000 VARCHAR, $70,000 to $80,000 VARCHAR, More than $80,000 VARCHAR, Mean VARCHAR) CREATE TABLE mps_1832–1885 (mps_1832–1885_id AUTO_INCREMENT PRIMARY KEY, Election VARCHAR, First member VARCHAR, First party VARCHAR, Second member VARCHAR, Second party VARCHAR) CREATE TABLE 1._fc_nuremberg_versus_spvgg_fürth (1._fc_nuremberg_versus_spvgg_fürth_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, League VARCHAR, Teams VARCHAR, Home VARCHAR, Away VARCHAR)  
SELECT SUM Cap./Hour FROM lifts WHERE Type = double chair AND Vertical < 479